Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Derivative Instruments and Hedging Activities (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 25, 2015	Jan. 26, 2014	Oct. 26, 2014
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Time period for hedging of foreign currency transactions	24 months
Time period over which majority of after tax gain loss related to derivatives to be reclassified into earnings	12 months
Derivative [Line Items]
Unrealized losses on foreign exchange option contracts	$ 78	$ 24
Tokyo Electron Limited [Member] \| Foreign exchange contracts [Member]
Derivative [Line Items]
Unrealized losses on foreign exchange option contracts	78	24
Estimate of Fair Value Measurement [Member] \| Tokyo Electron Limited [Member] \| Fair Value, Measurements, Recurring [Member] \| Foreign exchange contracts [Member]
Derivative [Line Items]
Derivative Asset	$ 130		$ 52